Laser Imaging and Its Use In Security Applications
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Jun 23, 2011
app pub date -
Sep 10, 2008
filing date -
Sep 10, 2008
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A method of forming an invisible indicium on an article that comprises an outer opaque layer and an inner, laser-imageable layer, which comprises (5) irradiating the article with a laser, whereby the laser radiation passes through the opaque layer, and causes the laser-imageable layer to change colour. The article can be scanned, as a security check.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully